参考文献

Hagiwara, Hitomi; Choshi, Tominari; Fujimoto, Hiroyuki; Sugino, Eiichi; Hibino, Satoshi Tetrahedron, 2000, vol. 56, # 32 p. 5807 - 5811 doi: 10.1016/S0040-4020(00)00543-3